8 years & up. Bring the magic of magnets to life with this 25th anniversary edition of the top-selling Magic Penny Kit! Teach kids about math and science with STEAM principles while still having fun! Kit includes 46 astounding feats of magnetism. Follow step-by-step instructions and helpful images to build gravity defying sculptures, move coins up ramps and over bridges, make amazing magnetic masterpieces, and so much more! This set teaches children the concepts of geometry, engineering, technology and physics. Includes 2 super strong magnets, 35 custom coins of varying diameter, and an 84-page book packed with magnet facts and scientific explanations. Magnets are encased in stainless steel. Other magnetic steel or nickel coins from other countries may work with this set.